package com.chixing.day07_abstract;

public class Son extends Father {
    public void s1(){
        System.out.println("s1");
    }
    public void s2(){
        System.out.println("s2");
    }


 //重写

    @Override
    public void f3() {

    }

    @Override
    public int hashCode() {
        return super.hashCode();
    }
}
